Alert archive / Florida / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 22, NWS Melbourne, FL
NWS Melbourne, FL issued this severe thunderstorm warning at Jul 2, 1990, 1:58 PM EDT for Flagler County, Volusia County, Florida. It was in force for 62 min.
The area
The counties it named.
The facts
- Issued
- Jul 2, 1990, 1:58 PM EDT (17:58 UTC)
- Expired
- Jul 2, 1990, 3:00 PM EDT
- In force
- 62 min
- Issued by
- NWS Melbourne, FL
- Area
- Whole counties
Counties Flagler County, FL, Volusia County, FL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Jacksonville, FL (KAYS), launched 12:00Z, 6.0 hours before the alert went out and 145 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1171 J/kg
- Mixed-layer CIN
- -81 J/kg
- Mixed-layer LCL
- 1239 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- -19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KDAB 021759 SVRDAB FLC127-035-021900- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DAYTONA BEACH FL 158 PM EDT MON JUL 2 1990 THE NATIONAL WEATHER SERVICE IN DAYTONA BEACH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 300 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN EAST CENTRAL FLORIDA ...NORTHWESTERN VOLUSIA COUNTY AND THE ADJACENT COASTAL WATERS. IN NORTHEAST FLORIDA ...SOUTHWESTERN FLAGLER COUNTY AND THE ADJACENT COASTAL WATERS. A SEVERE THUNDERSTORM WAS ALONG THE FLAGLER-VOLUSIA COUNTY LINE ABOUT 20 MILES SOUTHWEST OF BUNNELL AND WAS MOVING SOUTH AT 15 MPH. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER CO]VERS THE ROAD.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jul 2, 1:30 PM EDT, 28 minutes before
FLZ009-012-022000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DAYTONA BEACH FL 125 PM EDT MON JUL 2 1990 THIS STATEMENT CONCERNS MARION AND VOLUSIA COUNTIES OF NORTH FLORIDA. THUNDERSTORMS WITH VERY HEAVY RAIN HAVE DEVELOPED ALONG THE EAST COAST IN THE DAYTONA BEACH AREA AND ALSO OVER THE INTERIOR OF NORTH FLORIDA BETWEEN OCALA AND GAINESVILLE. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG AND GUSTY WINDS... DANGEROUS LIGHTNING...AND HAIL FOR THE NEXT ONE TWO HOURS AS THEY MOVE SOUTH THROUGH THE AREA AT 15 MPH. A WIND GUST TO 38 MPH WAS RECORDED AT THE NATIONAL WEATHER SERVICE OFFICE AROUND 117 PM AND ALMOST ONE INCH OF RAIN FELL IN ABOUT 30 MINUTES. SOME LOW LYING ARDEAS MAY BE FLOODING AND MOTORISTS CAN EXPECT FLOODED ROADWAYS.
Special weather statement, Jul 2, 1:43 PM EDT, 15 minutes before
FLZ011-017-022100 SPECIAL EAST CENTRAL FLORIDA WEATHER UPDATE NATIONAL WEATHER SERVICE MELBOURNE FL 140 PM EDT MON JUL 2 1990 ...STRONG THUNDERSTORMS DEVELOPING... AT 135 PM STRONG THUNDERSTORMS WITH VERY HEAVY RAIN WERE OVER DAYTONA BEACH AND OVER THE COAST OF NORTHERN AND CENTRAL BREVARD COUNTY. A STRONG THUNDERSTORM WAS ALSO JUST NORTH OF DELAND. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS...DANGEROUS LIGHTNING... AND SNOME HAIL FOR THE NEXT COUPLE OF HOURS AS THEY MOVE SOUTH ACROSS ORANGE...SEMINOLE AND BREVARD COUNTIES. REMEMBER LIGHTNING IS A KILLER. WHEN LIGHTNING IS IN YOUR AREA GO TO A SAFE PLACE.
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 2, 2:37 PM EDT | Severe Thunderstorm Warning | MLB | Brevard | 68 min |
Nearby
Severe Thunderstorm Warnings in Florida, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.